Why didn't the skeleton go to the ball?
Because he had no body to go with.
You know your doctor is too old when you look at the framed diploma on his wall and realize his Hippocratic oath was signed by Hippocrates!
I really like selling on E-Bay. Last month I sold my Homing Pigeons eight times!
One math book says to the other, "you think you got problems, you're just algebra, I'm advanced calculus."